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The Great Rift Valley of Africa provides critical evidence for the evolution of early hominins.The earliest tools in the world can be found there as well: An unidentified hominin, possibly Australopithecus afarensis or Kenyanthropus platyops, created stone tools dating to 3.3 million years ago at Lomekwi in the Turkana Basin, eastern Africa.
Timeline of computing presents events in the history of computing organized by year and grouped into six topic areas: predictions and concepts, first use and inventions, hardware systems and processors, operating systems, programming languages, and new application areas.
Cape Educational Computer Society (CECS) becomes the first to advocate free software culture in South Africa. Many hackers gain their first experience of online world via Douglas Reeler's modem. Also in 1991, Kagenna Magazine publishes an article on Cyberpunk by Dr Tim Leary, the first time the word is mentioned in print in South Africa.
This article presents a detailed timeline of events in the history of computing from 2020 to the present. For narratives explaining the overall developments, see the history of computing. Significant events in computing include events relating directly or indirectly to software, hardware and wetware. Excluded (except in instances of significant ...
1988 – African National Congress uses computer-based one-time pads to build a network inside South Africa. 1989 – Tim Berners-Lee and Robert Cailliau built the prototype system which became the World Wide Web at CERN. 1989 – Quantum cryptography experimentally demonstrated in a proof-of-the-principle experiment by Charles Bennett et al.
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Eventually, the concept of numbers became concrete and familiar enough for counting to arise, at times with sing-song mnemonics to teach sequences to others. All known human languages, except the Piraha language, have words for at least the numerals "one" and "two", and even some animals like the blackbird can distinguish a surprising number of items.
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